Updated the Survey.

node_modules/global-dirs/index.d.ts

@@ -0,0 +1,60 @@
+declare namespace globalDirectories {
+	interface GlobalDirectories {
+		/**
+		Directory with globally installed packages.
+
+		Equivalent to `npm root --global`.
+		*/
+		readonly packages: string;
+
+		/**
+		Directory with globally installed binaries.
+
+		Equivalent to `npm bin --global`.
+		*/
+		readonly binaries: string;
+
+		/**
+		Directory with directories for packages and binaries. You probably want either of the above.
+
+		Equivalent to `npm prefix --global`.
+		*/
+		readonly prefix: string;
+	}
+}
+
+declare const globalDirectories: {
+	/**
+	Get the directory of globally installed packages and binaries.
+
+	@example
+	```
+	import globalDirectories = require('global-dirs');
+
+	console.log(globalDirectories.npm.prefix);
+	//=> '/usr/local'
+
+	console.log(globalDirectories.npm.packages);
+	//=> '/usr/local/lib/node_modules'
+	```
+	*/
+	readonly npm: globalDirectories.GlobalDirectories;
+
+	/**
+	Get the directory of globally installed packages and binaries.
+
+	@example
+	```
+	import globalDirectories = require('global-dirs');
+
+	console.log(globalDirectories.npm.binaries);
+	//=> '/usr/local/bin'
+
+	console.log(globalDirectories.yarn.packages);
+	//=> '/Users/sindresorhus/.config/yarn/global/node_modules'
+	```
+	*/
+	readonly yarn: globalDirectories.GlobalDirectories;
+}
+
+export = globalDirectories;